Home / 9,212.08-13,821.36-4,017.28

Finding the Fourth Proportional to 9,212.08, 13,821.36 and 4,017.28

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Solution

The fourth proportional to 9,212.08, 13,821.36 and 4,017.28 is: 6,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.08 : 13,821.36 = 4,017.28 : x
  2. Step 2: Convert to fraction form
    9,212.08/13,821.36 = 4,017.28/x
  3. Step 3: Cross multiply
    9,212.08x = 13,821.36 × 4,017.28
  4. Step 4: Simplify right side
    9,212.08x = 55,524,273.10
  5. Step 5: Solve for x
    x = 55,524,273.10/9,212.08
  6. Step 6: Final answer
    x = 6,027.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.